346340273 has 4 divisors (see below), whose sum is σ = 348546420. Its totient is φ = 344134128.

The previous prime is 346340263. The next prime is 346340297. The reversal of 346340273 is 372043643.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 372043643 = 839 ⋅443437.

It can be written as a sum of positive squares in 2 ways, for example, as 45387169 + 300953104 = 6737^2 + 17348^2 .

It is a cyclic number.

It is not a de Polignac number, because 346340273 - 2⁶ = 346340209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346340263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102838 + ... + 1103151.

It is an arithmetic number, because the mean of its divisors is an integer number (87136605).

Almost surely, 2^346340273 is an apocalyptic number.

It is an amenable number.

346340273 is a deficient number, since it is larger than the sum of its proper divisors (2206147).

346340273 is a wasteful number, since it uses less digits than its factorization.

346340273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206146.

The product of its (nonzero) digits is 36288, while the sum is 32.

The square root of 346340273 is about 18610.2195849485. The cubic root of 346340273 is about 702.2649580323.

The spelling of 346340273 in words is "three hundred forty-six million, three hundred forty thousand, two hundred seventy-three".